emoji_collections_list

A read tool on the Slack MCP server.

SERVERSlack SOURCEkarbassi/slack-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/karbassi-slack-mcp/emoji-collections-list.md

WHAT IT DOES

What emoji_collections_list does on Slack

AI agents call emoji_collections_list to retrieve information from Slack without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why emoji_collections_list is rated Low

The 'list' suffix strongly indicates a query/retrieval operation. No description is provided, but the naming pattern aligns with other data-retrieval tools on this server. Listing emoji collections would retrieve metadata about available emoji, with no side effects or ability to modify, delete, or execute actions.

From the tool's definition Tool name 'emoji_collections_list' uses 'list' verb, and the sibling tools on slack-mcp (activity_feed, ai_digest_list, ai_apps_list, ai_summarize_unreads_snapshot, apps_activities_list, apps_event_authorizations_list) are all Read operations that retrieve…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs emoji_collections_list safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Slack, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For emoji_collections_list, this is the rule to start with:

emoji_collections_list Allowed

emoji_collections_list is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "emoji_collections_list": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Slack, apply this rule, and every emoji_collections_list call is checked against it from then on.

FAQ

Questions about emoji_collections_list

What does the emoji_collections_list tool do? +

emoji_collections_list is a read tool on the Slack MCP server. It is categorised as a Read tool in the Slack MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on emoji_collections_list? +

Register the Slack MCP server in PolicyLayer and add a rule for emoji_collections_list: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Slack. Nothing to install.

What risk level is emoji_collections_list? +

emoji_collections_list is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit emoji_collections_list? +

Yes. Add a rate_limit block to the emoji_collections_list rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block emoji_collections_list completely? +

Set action: deny in the PolicyLayer policy for emoji_collections_list. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides emoji_collections_list? +

emoji_collections_list is provided by the Slack MCP server (karbassi/slack-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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